3. These cameras have increased only marginally in value over the past decade.
在过去10年里，这些照相机的价格只是略有提高。
4. The collection has been built up over the last seventeen years.
在过去的17年中，收藏的'规模不断扩大。
5. He has published nothing of note in the last ten years.
他在过去的10年里没有发表任何有影响的作品。
6. More than 30 horses have been mutilated in the last nine months.
在过去9个月里，超过30匹马受了重伤。
7. I live for the moment, day by day, not for the past.
我活在当下，过一天算一天，而不是活在过去。